Home / 1,238,366.80-1,857,550.20-1,067,124.70

Finding the Fourth Proportional to 1,238,366.80, 1,857,550.20 and 1,067,124.70

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Solution

The fourth proportional to 1,238,366.80, 1,857,550.20 and 1,067,124.70 is: 1,600,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,366.80 : 1,857,550.20 = 1,067,124.70 : x
  2. Step 2: Convert to fraction form
    1,238,366.80/1,857,550.20 = 1,067,124.70/x
  3. Step 3: Cross multiply
    1,238,366.80x = 1,857,550.20 × 1,067,124.70
  4. Step 4: Simplify right side
    1,238,366.80x = 1,982,237,699,909.94
  5. Step 5: Solve for x
    x = 1,982,237,699,909.94/1,238,366.80
  6. Step 6: Final answer
    x = 1,600,687.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.